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Multiple Vulnerabilities in Mozilla Products 

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: HIGH

Software Affected

Mozilla Firefox versions prior to 144

Mozilla Firefox ESR versions prior to 115.29

Mozilla Firefox ESR versions prior to 140.4

Mozilla Thunderbird versions prior to 140.4

Mozilla Thunderbird versions prior to 144

Overview

Multiple vulnerabilities have been reported in Mozilla products which could allow an attacker to execute arbitrary code on the targeted system.

Target Audience:

All end-user organizations and individuals using Mozilla Products.

Risk Assessment:

High risk of unauthorized access to sensitive information.

Impact Assessment:

Potential for data theft, sensitive information disclosure and complete compromise of system.

Description

Mozilla Firefox is a free and open-source web browser developed by Mozilla foundation, while Firefox ESR (Extended support Release) is a stable version tailored for organizations that re-quire long-term support with only security and maintenance updates.

Multiple vulnerabilities exist in Mozilla products due to Use-after-free in MediaTrack-GraphImpl::GetInstance(), memory corruption,  API by web extensions on Windows; out of bounds reads and writes in a more privileged process using manipulated WebGL textures, Cross-process information leaked due to malicious IPC messages, non-writable Object properties could be modified, An OBJECT tag type attribute overrode browser behavior on web resources without a content-type, Insufficient escaping in the ¿Copy as cURL¿ feature, use-after-free memory corruption, Links in a sandboxed iframe could open an external app on Android, An OBJECT tag type attribute overrode browser behavior on web resources without a content-type, The password edit screen was not hidden in Android card view, Address bar could be spoofed on Android using visibilitychange and Spoofing risk in Android custom tabs.

Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code on the targeted system.

Solution

Apply appropriate updates as mentioned by the vendor:

https://www.mozilla.org/en-US/security/advisories/mfsa2025-81/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-82/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-83/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-84/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-85/

References

Mozilla

https://www.mozilla.org/en-US/security/advisories/mfsa2025-81/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-82/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-83/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-84/

https://www.mozilla.org/en-US/security/advisories/mfsa2025-85/

CVE Name

CVE-2025-11708

CVE-2025-11709

CVE-2025-11710

CVE-2025-11711

CVE-2025-11712

CVE-2025-11713

CVE-2025-11714

CVE-2025-11715

CVE-2025-11716

CVE-2025-11717

CVE-2025-11718

CVE-2025-11719

CVE-2025-11720

CVE-2025-11721

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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